Ejemplo n.º 1
0
  /**
   * Fix and update all alarm instance when a time change event occurs.
   *
   * @param context application context
   */
  public static void fixAlarmInstances(Context context) {
    // Register all instances after major time changes or when phone restarts
    final ContentResolver contentResolver = context.getContentResolver();
    final Calendar currentTime = getCurrentTime();
    for (AlarmInstance instance : AlarmInstance.getInstances(contentResolver, null)) {
      final Alarm alarm = Alarm.getAlarm(contentResolver, instance.mAlarmId);
      final Calendar priorAlarmTime = alarm.getPreviousAlarmTime(instance.getAlarmTime());
      final Calendar missedTTLTime = instance.getMissedTimeToLive();
      if (currentTime.before(priorAlarmTime) || currentTime.after(missedTTLTime)) {
        final Calendar oldAlarmTime = instance.getAlarmTime();
        final Calendar newAlarmTime = alarm.getNextAlarmTime(currentTime);
        final CharSequence oldTime = DateFormat.format("MM/dd/yyyy hh:mm a", oldAlarmTime);
        final CharSequence newTime = DateFormat.format("MM/dd/yyyy hh:mm a", newAlarmTime);
        LogUtils.i(
            "A time change has caused an existing alarm scheduled to fire at %s to"
                + " be replaced by a new alarm scheduled to fire at %s",
            oldTime, newTime);

        // The time change is so dramatic the AlarmInstance doesn't make any sense;
        // remove it and schedule the new appropriate instance.
        AlarmStateManager.setDismissState(context, instance);
      } else {
        registerInstance(context, instance, false);
      }
    }

    updateNextAlarm(context);
  }
 private List<Alarm> getAlarmsByHourMinutes(int hour24, int minutes, ContentResolver cr) {
   // if we want to dismiss we should only add enabled alarms
   final String selection =
       String.format("%s=? AND %s=? AND %s=?", Alarm.HOUR, Alarm.MINUTES, Alarm.ENABLED);
   final String[] args = {String.valueOf(hour24), String.valueOf(minutes), "1"};
   return Alarm.getAlarms(cr, selection, args);
 }
Ejemplo n.º 3
0
  /**
   * Used by dismissed and missed states, to update parent alarm. This will either disable, delete
   * or reschedule parent alarm.
   *
   * @param context application context
   * @param instance to update parent for
   */
  private static void updateParentAlarm(Context context, AlarmInstance instance) {
    ContentResolver cr = context.getContentResolver();
    Alarm alarm = Alarm.getAlarm(cr, instance.mAlarmId);
    if (alarm == null) {
      LogUtils.e("Parent has been deleted with instance: " + instance.toString());
      return;
    }

    if (!alarm.daysOfWeek.isRepeating()) {
      if (alarm.deleteAfterUse) {
        LogUtils.i("Deleting parent alarm: " + alarm.id);
        Alarm.deleteAlarm(cr, alarm.id);
      } else {
        LogUtils.i("Disabling parent alarm: " + alarm.id);
        alarm.enabled = false;
        Alarm.updateAlarm(cr, alarm);
      }
    } else {
      // Schedule the next repeating instance after the current time
      AlarmInstance nextRepeatedInstance = alarm.createInstanceAfter(getCurrentTime());
      LogUtils.i(
          "Creating new instance for repeating alarm "
              + alarm.id
              + " at "
              + AlarmUtils.getFormattedTime(context, nextRepeatedInstance.getAlarmTime()));
      AlarmInstance.addInstance(cr, nextRepeatedInstance);
      registerInstance(context, nextRepeatedInstance, true);
    }
  }
Ejemplo n.º 4
0
  /**
   * This will set the alarm instance to the PREDISMISSED_STATE and schedule an instance state
   * change to DISMISSED_STATE at the regularly scheduled firing time.
   *
   * @param context
   * @param instance
   */
  public static void setPreDismissState(Context context, AlarmInstance instance) {
    LogUtils.v("Setting predismissed state to instance " + instance.mId);

    // Update alarm in db
    final ContentResolver contentResolver = context.getContentResolver();
    instance.mAlarmState = AlarmInstance.PREDISMISSED_STATE;
    AlarmInstance.updateInstance(contentResolver, instance);

    // Setup instance notification and scheduling timers
    AlarmNotifications.clearNotification(context, instance);
    scheduleInstanceStateChange(
        context, instance.getAlarmTime(), instance, AlarmInstance.DISMISSED_STATE);

    final Alarm alarm = Alarm.getAlarm(contentResolver, instance.mAlarmId);
    // if it's a one time alarm set the toggle to off
    if (alarm != null && !alarm.daysOfWeek.isRepeating()) {
      // Check parent if it needs to reschedule, disable or delete itself
      if (instance.mAlarmId != null) {
        updateParentAlarm(context, instance);
      }
    }
  }
Ejemplo n.º 5
0
  private void handleIntent(Context context, Intent intent) {
    final String action = intent.getAction();
    LogUtils.v("AlarmStateManager received intent " + intent);
    if (CHANGE_STATE_ACTION.equals(action)) {
      Uri uri = intent.getData();
      AlarmInstance instance =
          AlarmInstance.getInstance(context.getContentResolver(), AlarmInstance.getId(uri));
      if (instance == null) {
        // Not a big deal, but it shouldn't happen
        LogUtils.e("Can not change state for unknown instance: " + uri);
        return;
      }

      int globalId = getGlobalIntentId(context);
      int intentId = intent.getIntExtra(ALARM_GLOBAL_ID_EXTRA, -1);
      int alarmState = intent.getIntExtra(ALARM_STATE_EXTRA, -1);
      if (intentId != globalId) {
        LogUtils.i(
            "IntentId: " + intentId + " GlobalId: " + globalId + " AlarmState: " + alarmState);
        // Allows dismiss/snooze requests to go through
        if (!intent.hasCategory(ALARM_DISMISS_TAG) && !intent.hasCategory(ALARM_SNOOZE_TAG)) {
          LogUtils.i("Ignoring old Intent");
          return;
        }
      }

      if (intent.getBooleanExtra(FROM_NOTIFICATION_EXTRA, false)) {
        if (intent.hasCategory(ALARM_DISMISS_TAG)) {
          Events.sendAlarmEvent(R.string.action_dismiss, R.string.label_notification);
        } else if (intent.hasCategory(ALARM_SNOOZE_TAG)) {
          Events.sendAlarmEvent(R.string.action_snooze, R.string.label_notification);
        }
      }

      if (alarmState >= 0) {
        setAlarmState(context, instance, alarmState);
      } else {
        registerInstance(context, instance, true);
      }
    } else if (SHOW_AND_DISMISS_ALARM_ACTION.equals(action)) {
      Uri uri = intent.getData();
      AlarmInstance instance =
          AlarmInstance.getInstance(context.getContentResolver(), AlarmInstance.getId(uri));

      if (instance == null) {
        LogUtils.e("Null alarminstance for SHOW_AND_DISMISS");
        // dismiss the notification
        final int id = intent.getIntExtra(AlarmNotifications.EXTRA_NOTIFICATION_ID, -1);
        if (id != -1) {
          NotificationManagerCompat.from(context).cancel(id);
        }
        return;
      }

      long alarmId = instance.mAlarmId == null ? Alarm.INVALID_ID : instance.mAlarmId;
      Intent viewAlarmIntent = Alarm.createIntent(context, DeskClock.class, alarmId);
      viewAlarmIntent.putExtra(DeskClock.SELECT_TAB_INTENT_EXTRA, DeskClock.ALARM_TAB_INDEX);
      viewAlarmIntent.putExtra(AlarmClockFragment.SCROLL_TO_ALARM_INTENT_EXTRA, alarmId);
      viewAlarmIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
      context.startActivity(viewAlarmIntent);
      setDismissState(context, instance);
    }
  }
Ejemplo n.º 6
0
  /**
   * This registers the AlarmInstance to the state manager. This will look at the instance and
   * choose the most appropriate state to put it in. This is primarily used by new alarms, but it
   * can also be called when the system time changes.
   *
   * <p>Most state changes are handled by the states themselves, but during major time changes we
   * have to correct the alarm instance state. This means we have to handle special cases as
   * describe below:
   *
   * <ul>
   *   <li>Make sure all dismissed alarms are never re-activated
   *   <li>Make sure pre-dismissed alarms stay predismissed
   *   <li>Make sure firing alarms stayed fired unless they should be auto-silenced
   *   <li>Missed instance that have parents should be re-enabled if we went back in time
   *   <li>If alarm was SNOOZED, then show the notification but don't update time
   *   <li>If low priority notification was hidden, then make sure it stays hidden
   * </ul>
   *
   * If none of these special case are found, then we just check the time and see what is the proper
   * state for the instance.
   *
   * @param context application context
   * @param instance to register
   */
  public static void registerInstance(
      Context context, AlarmInstance instance, boolean updateNextAlarm) {
    final ContentResolver cr = context.getContentResolver();
    final Alarm alarm = Alarm.getAlarm(cr, instance.mAlarmId);
    final Calendar currentTime = getCurrentTime();
    final Calendar alarmTime = instance.getAlarmTime();
    final Calendar timeoutTime = instance.getTimeout(context);
    final Calendar lowNotificationTime = instance.getLowNotificationTime();
    final Calendar highNotificationTime = instance.getHighNotificationTime();
    final Calendar missedTTL = instance.getMissedTimeToLive();

    // Handle special use cases here
    if (instance.mAlarmState == AlarmInstance.DISMISSED_STATE) {
      // This should never happen, but add a quick check here
      LogUtils.e("Alarm Instance is dismissed, but never deleted");
      setDismissState(context, instance);
      return;
    } else if (instance.mAlarmState == AlarmInstance.FIRED_STATE) {
      // Keep alarm firing, unless it should be timed out
      boolean hasTimeout = timeoutTime != null && currentTime.after(timeoutTime);
      if (!hasTimeout) {
        setFiredState(context, instance);
        return;
      }
    } else if (instance.mAlarmState == AlarmInstance.MISSED_STATE) {
      if (currentTime.before(alarmTime)) {
        if (instance.mAlarmId == null) {
          // This instance parent got deleted (ie. deleteAfterUse), so
          // we should not re-activate it.-
          setDismissState(context, instance);
          return;
        }

        // TODO: This will re-activate missed snoozed alarms, but will
        // use our normal notifications. This is not ideal, but very rare use-case.
        // We should look into fixing this in the future.

        // Make sure we re-enable the parent alarm of the instance
        // because it will get activated by by the below code
        alarm.enabled = true;
        Alarm.updateAlarm(cr, alarm);
      }
    } else if (instance.mAlarmState == AlarmInstance.PREDISMISSED_STATE) {
      if (currentTime.before(alarmTime)) {
        setPreDismissState(context, instance);
      } else {
        setDismissState(context, instance);
      }
      return;
    }

    // Fix states that are time sensitive
    if (currentTime.after(missedTTL)) {
      // Alarm is so old, just dismiss it
      setDismissState(context, instance);
    } else if (currentTime.after(alarmTime)) {
      // There is a chance that the TIME_SET occurred right when the alarm should go off, so
      // we need to add a check to see if we should fire the alarm instead of marking it
      // missed.
      Calendar alarmBuffer = Calendar.getInstance();
      alarmBuffer.setTime(alarmTime.getTime());
      alarmBuffer.add(Calendar.SECOND, ALARM_FIRE_BUFFER);
      if (currentTime.before(alarmBuffer)) {
        setFiredState(context, instance);
      } else {
        setMissedState(context, instance);
      }
    } else if (instance.mAlarmState == AlarmInstance.SNOOZE_STATE) {
      // We only want to display snooze notification and not update the time,
      // so handle showing the notification directly
      AlarmNotifications.showSnoozeNotification(context, instance);
      scheduleInstanceStateChange(
          context, instance.getAlarmTime(), instance, AlarmInstance.FIRED_STATE);
    } else if (currentTime.after(highNotificationTime)) {
      setHighNotificationState(context, instance);
    } else if (currentTime.after(lowNotificationTime)) {
      // Only show low notification if it wasn't hidden in the past
      if (instance.mAlarmState == AlarmInstance.HIDE_NOTIFICATION_STATE) {
        setHideNotificationState(context, instance);
      } else {
        setLowNotificationState(context, instance);
      }
    } else {
      // Alarm is still active, so initialize as a silent alarm
      setSilentState(context, instance);
    }

    // The caller prefers to handle updateNextAlarm for optimization
    if (updateNextAlarm) {
      updateNextAlarm(context);
    }
  }